Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems

In system of systems engineering, system integrators are in charge of compatible and reliable interfaces between subsystems. This study explains a systematic solution to identify and diagnose interface faults during designing and integrating systems of systems. Because the systems targeted in this s...

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Main Authors: Kyung-Min Seo, Kwang-Phil Park
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Complexity
Online Access:http://dx.doi.org/10.1155/2018/7081501
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author Kyung-Min Seo
Kwang-Phil Park
author_facet Kyung-Min Seo
Kwang-Phil Park
author_sort Kyung-Min Seo
collection DOAJ
description In system of systems engineering, system integrators are in charge of compatible and reliable interfaces between subsystems. This study explains a systematic solution to identify and diagnose interface faults during designing and integrating systems of systems. Because the systems targeted in this study are real underwater vessels, we first have anatomized 188 interface data transferred between 22 subsystems of them. Based on this, two interface data models are proposed, which include data sets regarding messages and inner fields and transition and decision functions for them. Specifically, a structure model at the message level evaluates how inner fields belong to a message, and a logic model at the field level assesses how each field is interpreted and if the interpreted value is understandable. The software that supports the modeling is implemented using the following concepts: (1) a model-view-viewmodel pattern for overall software design and (2) a computer network for representing sequential properties of field interpretations. The proposed modeling and software facilitate diagnostic decisions by checking the consistency between interface protocols and obtained real data. As a practical use, the proposed work was applied to an underwater shipbuilding project. Within 10 interfaces, 14 fault cases were identified and diagnosed. They were gradually resolved during the system design and integration phases, which formed the basis of successful submarine construction.
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spelling doaj-art-a385b96484b444ad9353a3242cf7cb552025-02-03T01:30:17ZengWileyComplexity1076-27871099-05262018-01-01201810.1155/2018/70815017081501Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of SystemsKyung-Min Seo0Kwang-Phil Park1Naval and Energy System R&D Institute, Daewoo Shipbuilding and Marine Engineering, Seoul 04521, Republic of KoreaNaval and Energy System R&D Institute, Daewoo Shipbuilding and Marine Engineering, Seoul 04521, Republic of KoreaIn system of systems engineering, system integrators are in charge of compatible and reliable interfaces between subsystems. This study explains a systematic solution to identify and diagnose interface faults during designing and integrating systems of systems. Because the systems targeted in this study are real underwater vessels, we first have anatomized 188 interface data transferred between 22 subsystems of them. Based on this, two interface data models are proposed, which include data sets regarding messages and inner fields and transition and decision functions for them. Specifically, a structure model at the message level evaluates how inner fields belong to a message, and a logic model at the field level assesses how each field is interpreted and if the interpreted value is understandable. The software that supports the modeling is implemented using the following concepts: (1) a model-view-viewmodel pattern for overall software design and (2) a computer network for representing sequential properties of field interpretations. The proposed modeling and software facilitate diagnostic decisions by checking the consistency between interface protocols and obtained real data. As a practical use, the proposed work was applied to an underwater shipbuilding project. Within 10 interfaces, 14 fault cases were identified and diagnosed. They were gradually resolved during the system design and integration phases, which formed the basis of successful submarine construction.http://dx.doi.org/10.1155/2018/7081501
spellingShingle Kyung-Min Seo
Kwang-Phil Park
Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
Complexity
title Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
title_full Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
title_fullStr Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
title_full_unstemmed Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
title_short Interface Data Modeling to Detect and Diagnose Intersystem Faults for Designing and Integrating System of Systems
title_sort interface data modeling to detect and diagnose intersystem faults for designing and integrating system of systems
url http://dx.doi.org/10.1155/2018/7081501
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AT kwangphilpark interfacedatamodelingtodetectanddiagnoseintersystemfaultsfordesigningandintegratingsystemofsystems